Files
vortex/driver/tests/demo/kernel.c
2020-05-16 14:19:17 -04:00

29 lines
894 B
C

#include <stdlib.h>
#include <stdio.h>
#include "intrinsics/vx_intrinsics.h"
#include "vx_api/vx_api.h"
#include "common.h"
void kernel_body(void* arg) {
struct kernel_arg_t* _arg = (struct kernel_arg_t*)(arg);
int* src0_ptr = (int*)_arg->src0_ptr;
int* src1_ptr = (int*)_arg->src1_ptr;
int* dst_ptr = (int*)_arg->dst_ptr;
unsigned offset = vx_thread_gid() * _arg->stride;
for (unsigned i = 0; i < _arg->stride; ++i) {
dst_ptr[offset+i] = src0_ptr[offset+i] + src1_ptr[offset+i];
}
}
void main() {
struct kernel_arg_t* arg = (struct kernel_arg_t*)KERNEL_ARG_DEV_MEM_ADDR;
/*printf("stride=%d\n", arg->stride);
printf("src0_ptr=0x%src0\n", arg->src0_ptr);
printf("src1_ptr=0x%src0\n", arg->src1_ptr);
printf("dst_ptr=0x%src0\n", arg->dst_ptr);*/
int num_warps = vx_num_warps();
int num_threads = vx_num_threads();
vx_spawn_warps(num_warps, num_threads, kernel_body, arg);
}